Choose all of the correct statements.

6.3 × 107 is approximately 20 times larger than 3.1 × 108.
19.6 × 106 is approximately 65 times larger than 3.0 × 105.
8.6 × 10−6 is approximately 41 times larger than 2.1 × 10−5.
5.9 × 10−6 is approximately 28 times larger than 2.1 × 10−7.

did u ever get the answer

Step-by-step explanation:

phosphate, calcium ion, chloride ion, neon atom

step-by-step explanation:

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

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step-by-step explanation:

mark brainliest!